Table 1 

List of proteins that were present in at least 4 volunteers and which expression has been changed in statistically significant manner (<0.05) as determined by the variance analysis and the Wilcoxon test. Ratio = exposed sample expression/sham sample expression. 

Protein spot # 
Prevalence of spot* 
Average of ratio 
Standard deviation of ratio 
Median of ratio 
Anova pvalue 
Wilcoxon pvalue 



1. 
3417 
4 
117.35 
157.93 
1.00 
0.0370^{+} 
0.0474 
2. 
3701 
10 
0.68 
0.39 
0.49 
0.0139 
0.0367 
3. 
4311 
7 
68.88 
134.67 
1.71 
0.0369 
0.0169 
4. 
4801 
10 
1.89 
1.01 
1.42 
0.0162 
0.0218 
5. 
4807 
5 
223.17 
302.78 
1.53 
0.0307^{+} 
0.0277 
6. 
6610 
4 
39.86 
52.05 
1.00 
0.0371^{+} 
0.0474 
7. 
7309 
8 
67.38 
101.44 
12.17 
0.0034 
0.0076 
8. 
8214 
4 
146.60 
252.75 
1.00 
0.0391^{+} 
0.0474 


* prevalence shows in how many volunteers, out of 10, was detected given protein spot; ^{+ }variance analysis might be unreliable because of small numbers of cases and potential violations of model assumptions; 

Karinen et al. BMC Genomics 2008 9:77 doi:10.1186/14712164977 